CN217485666U - New forms of energy power battery module busbar - Google Patents

Abstract

The utility model discloses a new forms of energy power battery module busbar belongs to the integrated technical field of new energy automobile group battery, including being used for spaning the casing of a plurality of electric cores, and be fixed in the base plate at top in the casing, the bottom of casing is equipped with the opening, the lower terminal surface of base plate is equipped with multiunit positioning mechanism, and every positioning mechanism of group includes two conducting strips, two the conducting strip is vertical to be fixed in the lower terminal surface of base plate, two the common elastic mounting of lower extreme of conducting strip has the moving part, the moving part stretches out outside the bottom opening of casing, just the side slidable mounting of moving part has the soldering lug, the soldering lug level extends the outside of casing position. This new forms of energy power battery module busbar can guarantee the fixed effect between the electrode of soldering lug and electric core, is favorable to guaranteeing the normal operating of battery module.

Description

New forms of energy power battery module busbar

Technical Field

The utility model belongs to the technical field of new energy automobile group battery is integrated, especially, relate to a new forms of energy power battery module busbar.

Background

With the development of technology and the improvement of environmental protection awareness, pure electric vehicles have gradually become another mainstream trend of the development of the automobile industry. At present, a battery cell is generally integrated into a modularized battery module as a power source of an electric vehicle in the new energy power battery industry. When the battery module is integrated, a plurality of battery cells are firstly required to be connected in parallel to form a whole, and therefore, the same poles of the battery cells are required to be conducted through a bus bar.

However, when the existing busbar is used, a cold joint or a weak welding condition exists between the electrode between the busbar and the battery cell, so that the battery module is easily broken by factors such as external impact and vibration when being used, and the busbar and the battery cell are influenced, and the normal use of the battery module is further influenced.

Therefore, a new energy power battery module bus bar is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art, current busbar and the connection structure between the electric core are not stable enough, lead to the battery module to receive external force influence easily and cause the problem of electric core and busbar disconnection, and the new forms of energy power battery module busbar of proposing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a new forms of energy power battery module busbar, is including being used for stretching over the casing of a plurality of electric cores, and is fixed in the base plate at top in the casing, the bottom of casing is equipped with the opening, the lower terminal surface of base plate is equipped with multiunit positioning mechanism, and every positioning mechanism of group includes two conducting strips, two the conducting strip is vertical to be fixed in the lower terminal surface of base plate, two the common elastic mounting of lower extreme of conducting strip has the moving part, the moving part stretches out outside the bottom opening of casing, just the side slidable mounting of moving part has the soldering lug, the soldering lug level extends the outside of casing position.

Through above-mentioned technical scheme, can come to install soldering lug elastic mounting in the lower terminal surface of base plate through elastic mounting's moving part for the soldering lug is in the electrode welding back with electric core, even make the casing receive when external force influences, the influence that fixed effect between soldering lug and the electrode of electric core received is also less, thereby is favorable to guaranteeing the normal operating of battery module.

Preferably, the joint has been seted up around the top inner wall of casing the draw-in groove of base plate, just the top cooperation of casing has the end cover, the edge of end cover is provided with a plurality of set screws that are used for fixing.

Through above-mentioned technical scheme for the top of casing is opened to the accessible end cover, so that the later stage carries out dismouting, change, maintenance to the base plate.

Preferably, two fixing lugs are symmetrically formed at two ends of the casing, fastening bolts are arranged on the fixing lugs, and the fastening bolts penetrate through the middle parts of the fixing lugs in a threaded mode.

Through above-mentioned technical scheme, accessible fixed ear is fixed with the casing with fastening bolt.

Preferably, a gasket is sleeved on the fastening bolt, and the gasket is positioned between a screwing cap of the fastening bolt and the upper end face of the fixing lug.

Through above-mentioned technical scheme, the wearing and tearing between fixed ear and the fastening bolt can be reduced to the gasket.

Preferably, the moving part includes movable block, connection piece and spring, the connection piece is equipped with two to the symmetry is fixed in the up end of movable block, just the top of connection piece with the inboard butt of conducting strip.

Through above-mentioned technical scheme, the movable block utilizes the connection piece to come and conducting strip electric connection.

Preferably, a fixing piece is horizontally fixed between the two connecting pieces, the spring is fixed on the upper end face of the fixing piece, and one end, far away from the fixing piece, of the spring penetrates through the two conducting pieces and is fixed on the lower end face of the base plate.

Through above-mentioned technical scheme, can install the movable block elasticity in the lower terminal surface of base plate.

Preferably, a movable groove with openings at two sides is formed in the movable block, and one end of the soldering lug is slidably mounted in the movable groove.

Through the technical scheme, the horizontal position of the soldering lug can be conveniently adjusted, namely the welding position of the soldering lug and the battery cell electrode can be adjusted, and the consistency of welding can be favorably ensured.

To sum up, the utility model discloses a technological effect and advantage:

this new forms of energy power battery module busbar benefits from the cooperation of casing, fixed ear, fastening bolt and gasket for the casing can utilize fixed ear and fastening bolt to be fixed in on the electric core, thereby does benefit to the stability after tentatively guaranteeing the installation of base plate.

This new forms of energy power battery module busbar benefits from the cooperation of base plate, conducting strip, moving part and soldering lug, can come soldering lug elastic mounting in the lower terminal surface of base plate through elastic mounting's moving part for the soldering lug is in the electrode welding back with electric core, makes the casing when receiving external force influence, and the influence that fixed effect between the electrode of soldering lug and electric core received is also less, thereby is favorable to guaranteeing the normal operating of battery module.

This new forms of energy power battery module busbar benefits from the cooperation of movable block, activity groove and soldering lug for the soldering lug can be at activity inslot horizontal slip, thereby makes the soldering lug when the electrode welding with electric core, can carry out the position control of certain degree according to actual need, thereby can satisfy different welding position, in order to guarantee welded uniformity, does benefit to the whole assembly quality that improves battery module.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention;

fig. 5 is a schematic structural view of the movable member of the present invention.

In the figure: 1. a housing; 101. an end cap; 102. a set screw; 2. fixing the ear; 3. fastening a bolt; 301. a gasket; 4. a substrate; 5. a conductive sheet; 6. a movable member; 601. a movable block; 602. connecting sheets; 603. a spring; 604. a fixing sheet; 605. a movable groove; 7. and (7) soldering lugs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 and 2, a new energy power battery module busbar includes a casing 1 for crossing a plurality of electric cores, in this embodiment, the casing 1 is a bar, and a clamping groove is formed around the inner wall of the top of the casing 1, so that a substrate 4 adapted to the casing 1 is fixed to the inner wall of the top of the casing 1 in a clamping manner. And the top of casing 1 has the end cover 101 in the cooperation, and the edge of end cover 101 is provided with a plurality of set screws 102 that are used for fixing for the top of casing 1 is opened to accessible end cover 101, so that carry out dismouting, change, maintenance to base plate 4 in the later stage.

Simultaneously, the both ends symmetry of casing 1 constructs there are two fixed ears 2, be provided with fastening bolt 3 on the fixed ear 2, fastening bolt 3 screw thread runs through the middle part of fixed ear 2, and the cover has gasket 301 on fastening bolt 3, and gasket 301 is located fastening bolt 3's the upper end face of twisting cap and fixed ear 2 between, make casing 1 can utilize fixed ear 2 and fastening bolt 3 to be fixed in on a plurality of electric cores of treating to be connected, be favorable to tentatively guaranteeing casing 1 interior base plate 4 installation back for the stability of electric core.

Referring to fig. 3, fig. 4 and fig. 5, the bottom of casing 1 is equipped with the opening, and the lower terminal surface of base plate 4 is equipped with multiunit positioning mechanism, every positioning mechanism of group includes two conducting strips 5, two conducting strips 5 are vertical to be fixed in the lower terminal surface of base plate 4, the lower extreme of two conducting strips 5 is provided with moving part 6 altogether, moving part 6 stretches out outside the bottom opening of casing 1, and moving part 6 includes movable block 601, connection piece 602 and spring 603, wherein, connection piece 602 is equipped with two, and the symmetry is fixed in the up end of movable block 601, and the top of connection piece 602 and the inboard butt of conducting strip 5, make movable block 601 can through the butt of connection piece 602 and conducting strip 5 come with base plate 4 electric connection.

Meanwhile, a fixing plate 604 is horizontally fixed between the two connecting plates 602, the spring 603 is fixed on the upper end face of the fixing plate 604, and one end of the spring 603, which is far away from the fixing plate 604, penetrates between the two conducting plates 5 and is fixed on the lower end face of the substrate 4, so that the movable block 601 is elastically installed between the lower ends of the two conducting plates 5.

And the movable block 601 is internally provided with a movable groove 605 with openings at two sides, a soldering lug 7 is horizontally and movably arranged in the movable groove 605, and one end of the soldering lug 7 far away from the movable block 601 horizontally extends out of the outer side of the position of the casing 1.

The working principle is as follows: this new forms of energy power battery module busbar, during the installation, the fixed ear 2 and the fastening bolt 3 at 1 both ends of usable casing will stretch over casing 1 and be fixed in on a plurality of electric cores of treating the connection, and simultaneously, like electrode and soldering lug 7 with on a plurality of electric cores weld, and when utilizing soldering lug 7 to weld, still can slide soldering lug 7 in activity groove 605 as required, with the welding of adjusting soldering lug 7, the welded uniformity has been guaranteed, do benefit to the whole assembly quality that improves battery module, and can make like electrode of electric core can loop through soldering lug 7, movable block 601, connection piece 602 and conducting strip 5 insert in same base plate 4, accomplish and converge, thereby constitute a battery module with a plurality of electric core integrations.

In the process of using the battery module, when the battery module is influenced by external force to the substrate 4 in the case 1, at this time, because the soldering lug 7 is electrically connected with the substrate 4 through the moving part 6 and the conducting strips 5, and the moving part 6 is elastically installed between the two conducting strips 5 through the spring 603, the soldering lug 7 can keep the welding effect with the electrical electrode as much as possible under the action of elastic buffering, thereby being beneficial to ensuring the normal use of the battery module.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a new forms of energy power battery module busbar, is including being used for striding casing (1) of a plurality of electric cores, and is fixed in base plate (4) at top in casing (1), its characterized in that, the bottom of casing (1) is equipped with the opening, the lower terminal surface of base plate (4) is equipped with multiunit positioning mechanism, and every positioning mechanism of group includes two conducting strips (5), two conducting strip (5) are vertical to be fixed in the lower terminal surface of base plate (4), two moving part (6) are installed to the common elasticity of lower extreme of conducting strip (5), moving part (6) stretch out outside the bottom opening of casing (1), just outside the side slidable mounting of moving part (6) has soldering lug (7), soldering lug (7) level is extended the outside of casing (1) position.

2. The new energy power battery module busbar according to claim 1, wherein a clamping groove for clamping the substrate (4) is formed around the inner wall of the top of the casing (1), an end cover (101) is matched with the top of the casing (1), and a plurality of fixing screws (102) for fixing are arranged at the edge of the end cover (101).

3. The new energy power battery module busbar according to claim 1, wherein two fixing lugs (2) are symmetrically configured at two ends of the casing (1), fastening bolts (3) are arranged on the fixing lugs (2), and the fastening bolts (3) penetrate through the middle parts of the fixing lugs (2) in a threaded manner.

4. The new energy power battery module busbar according to claim 3, wherein a gasket (301) is sleeved on the fastening bolt (3), and the gasket (301) is located between a screwing cap of the fastening bolt (3) and the upper end face of the fixing lug (2).

5. The new energy power battery module bus bar according to claim 1, wherein the moving member (6) comprises two moving blocks (601), two connecting plates (602) and two springs (603), the two connecting plates (602) are symmetrically fixed on the upper end faces of the moving blocks (601), and the top of each connecting plate (602) is abutted against the inner side of each conducting plate (5).

6. The new energy power battery module busbar according to claim 5, wherein a fixing piece (604) is horizontally fixed between the two connecting pieces (602), the spring (603) is fixed on the upper end face of the fixing piece (604), and one end of the spring (603) far away from the fixing piece (604) penetrates through between the two conducting pieces (5) and is fixed on the lower end face of the substrate (4).

7. The new energy power battery module bus bar according to claim 6, wherein a movable groove (605) with openings at two sides is formed in the movable block (601), and one end of the soldering lug (7) is slidably mounted in the movable groove (605).

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